package com.atguigu.gulimall.member.exception;

public class PhoneExistException extends RuntimeException{
    /**
     * Constructs a new runtime exception with {@code null} as its
     * detail message.  The cause is not initialized, and may subsequently be
     * initialized by a call to {@link #initCause}.
     */
    public PhoneExistException() {
        super("手机号已存在的异常");
    }
}
